Jepson, T. (2012). National Geographic traveler: Italy (Fourth edition.). National Geographic Society.
Chicago (17e ed.) BronvermeldingJepson, Tim. National Geographic Traveler: Italy. Fourth edition. Washington, D.C: National Geographic Society, 2012.
MLA (9e ed.) BronvermeldingJepson, Tim. National Geographic Traveler: Italy. Fourth edition. National Geographic Society, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.